Aerospace series - Pipe couplings, loose flanges and seals - Seals in fluorocarbon rubber and armature in aluminium alloy; German and English version EN 3869:2004
Edition 2007-02

Aerospace series - Washers in heat resisting steel; German and English version EN 3696:2001
Edition 2003-03

Aerospace series - Pipe coupling 8°30′ in titanium alloy - Thrust wires; German and English version EN 4032:2001 + AC:2003
Edition 2004-09

Aerospace series - Nuts, hexagon, plain, reduced height, reduced across flats, in heat resisting steel, passivated - Classification: 600 MPa (at ambient temperature)/650 °C; German version EN 4069:1996
Edition 1996-03

Aerospace series - Rings, split, in stainless steel; German and English version EN 4494:2006
Edition 2007-03

Aerospace series - Washers, laminated, in corrosion resisting steel; German and English version EN 3903:2017
Edition 2017-06

Fittings for butt welding into copper-nickel-alloy pipelines - Concentric reducers
Edition 2024-10

Flanges and their joints - Circular flanges for pipes, valves, fittings and accessories, PN designated - Part 2: Cast iron flanges; German version EN 1092-2:1997
Edition 1997-06

Aerospace series - Bolts, T-head, close tolerance, medium thread length, in heat resisting steel FE-PM1708 (FV535), uncoated - Classification: 1000 MPa/550 °C; German and English version EN 3301:2007
Edition 2008-09

Aerospace series - Bolts, D-head, close tolerance, medium thread length, in heat resisting nickel base alloy NI-PH2601 (INCO 718) - Classification: 1275 MPa/650 °C, unplated; German and English version EN 3326:2007
Edition 2008-05